<?php
/**
 * @copyright: ©2024 永州微 聚商网络科技有限公司
 * @link: https://www.weijuyunKe.com
 */
namespace app\common\service;

/**
 * 阿里云短信验证码发送类
 *
 * @author Administrator
 *        
 */
class Sms
{
    
    // 保存错误信息
    public $error;
    
    // Access Key ID
    private $accessKeyId = '';
    
    // Access Access Key Secret
    private $accessKeySecret = '';
    
    // 签名
    private $signName = '';
    
    // 模版ID
    private $templateCode = '';

    public function __construct($config)
    {
        
        // 配置参数
        $this->accessKeyId = $config['accessKeyId'];
        
        $this->accessKeySecret = $config['accessKeySecret'];
        
        $this->signName = $config['signName'];
        
        $this->templateCode = $config['templateCode'];
    }

    private function percentEncode($string)
    {
        $string = urlencode($string);
        
        $string = preg_replace('/\+/', '%20', $string);
        
        $string = preg_replace('/\*/', '%2A', $string);
        
        $string = preg_replace('/%7E/', '~', $string);
        
        return $string;
    }

    /**
     * 签名
     *
     * @param unknown $parameters            
     * @param unknown $accessKeySecret            
     * @return string
     */
    private function computeSignature($parameters, $accessKeySecret)
    {
        ksort($parameters);
        
        $canonicalizedQueryString = '';
        
        foreach ($parameters as $key => $value) {
            
            $canonicalizedQueryString .= '&' . $this->percentEncode($key) . '=' . $this->percentEncode($value);
        }
        
        $stringToSign = 'GET&%2F&' . $this->percentencode(substr($canonicalizedQueryString, 1));
        
        $signature = base64_encode(hash_hmac('sha1', $stringToSign, $accessKeySecret . '&', true));
        
        return $signature;
    }

    /**
     *
     * @param unknown $mobile            
     * @param unknown $verify_code            
     *
     */
    public function send_verify($mobile, $verify_code)
    {
        $params = array( // 此处作了修改
            
            'SignName' => $this->signName,
            
            'Format' => 'JSON',
            
            'Version' => '2017-05-25',
            
            'RegionId' => 'cn-hangzhou',
            
            'AccessKeyId' => $this->accessKeyId,
            
            'SignatureVersion' => '1.0',
            
            'SignatureMethod' => 'HMAC-SHA1',
            
            'SignatureNonce' => uniqid(),
            
            'Timestamp' => gmdate('Y-m-d\TH:i:s\Z'),
            
            'Action' => 'SendSms',
            
            'TemplateCode' => $this->templateCode,
            
            'PhoneNumbers' => $mobile,
            
            'TemplateParam' => '{"code":"' . $verify_code . '"}'
        );
        
        // 计算签名并把签名结果加入请求参数
        
        $params['Signature'] = $this->computeSignature($params, $this->accessKeySecret);
        
        // var_dump($params);die;
        
        // 发送请求（此处作了修改）
        
        // $url = 'https://sms.aliyuncs.com/?' . http_build_query ( $params );
        
        $url = 'http://dysmsapi.aliyuncs.com/?' . http_build_query($params);
        
        $ch = curl_init();
        
        curl_setopt($ch, CURLOPT_URL, $url);
        
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
        
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        
        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
        
        $result = curl_exec($ch);
        
        curl_close($ch);
        
        $result = json_decode($result, true);
        
        // var_dump($result);die;
        
        if (isset($result['Code'])) {
            
            $this->error = $this->getErrorMessage($result['Code']);
            
            return false;
        }
        
        return true;
    }

    public function send_template($mobile, $content)
    {
        $params = array( // 此处作了修改
            'SignName' => $this->signName,
            'Format' => 'JSON',
            'Version' => '2017-05-25',
            'RegionId' => 'cn-hangzhou',
            'AccessKeyId' => $this->accessKeyId,
            'SignatureVersion' => '1.0',
            'SignatureMethod' => 'HMAC-SHA1',
            'SignatureNonce' => uniqid(),
            'Timestamp' => gmdate('Y-m-d\TH:i:s\Z'),
            'Action' => 'SendSms',
            'TemplateCode' => $this->templateCode,
            'PhoneNumbers' => $mobile,
            'TemplateParam' => $content
        );
        
        // 计算签名并把签名结果加入请求参数
        
        $params['Signature'] = $this->computeSignature($params, $this->accessKeySecret);
        
        // var_dump($params);die;
        
        // 发送请求（此处作了修改）
        
        // $url = 'https://sms.aliyuncs.com/?' . http_build_query ( $params );
        
        $url = 'http://dysmsapi.aliyuncs.com/?' . http_build_query($params);
        
        $ch = curl_init();
        
        curl_setopt($ch, CURLOPT_URL, $url);
        
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
        
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        
        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
        
        $result = curl_exec($ch);
        
        curl_close($ch);
        
        $result = json_decode($result, true);
        
        // var_dump($result);die;
        
        if (isset($result['Code'])) {
            
            $this->error = $this->getErrorMessage($result['Code']);
            
            return false;
        }
        
        return true;
    }

    /**
     * 获取详细错误信息
     *
     * @param unknown $status            
     */
    public function getErrorMessage($status)
    {
        
        // 阿里云的短信 乱八七糟的(其实是用的阿里大于)
        
        // https://api.alidayu.com/doc2/apiDetail?spm=a3142.7629140.1.19.SmdYoA&apiId=25450
        $message = array(
            
            'InvalidDayuStatus.Malformed' => '账户短信开通状态不正确',
            
            'InvalidSignName.Malformed' => '短信签名不正确或签名状态不正确',
            
            'InvalidTemplateCode.MalFormed' => '短信模板Code不正确或者模板状态不正确',
            
            'InvalidRecNum.Malformed' => '目标手机号不正确，单次发送数量不能超过100',
            
            'InvalidParamString.MalFormed' => '短信模板中变量不是json格式',
            
            'InvalidParamStringTemplate.Malformed' => '短信模板中变量与模板内容不匹配',
            
            'InvalidSendSms' => '触发业务流控',
            
            'InvalidDayu.Malformed' => '变量不能是url，可以将变量固化在模板中'
        );
        
        if (isset($message[$status])) {
            
            return $message[$status];
        }
        
        return $status;
    }
}